apps/plugins/pdbox/pdbox.h - rockbox - Gitiles

 /***************************************************************************
  *             __________               __   ___.
  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
  *                     \/            \/     \/    \/            \/
  * $Id$
  *
  * Copyright (C) 2009, 2010 Wincent Balin
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
  * as published by the Free Software Foundation; either version 2
  * of the License, or (at your option) any later version.
  *
  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  * KIND, either express or implied.
  *
  ****************************************************************************/

 #ifndef PDBOX_H
 #define PDBOX_H

 /* Use TLSF. */
 #include "codecs/lib/tlsf/src/tlsf.h"

 /* Pure Data */
 #include "PDa/src/m_pd.h"

 /* Minimal memory size. */
 #define MIN_MEM_SIZE (4 * 1024 * 1024)

 /* Memory prototypes. */

 /* Direct memory allocator functions to TLSF. */
 #define malloc(size) tlsf_malloc(size)
 #define free(ptr) tlsf_free(ptr)
 #define realloc(ptr, size) tlsf_realloc(ptr, size)
 #define calloc(elements, elem_size) tlsf_calloc(elements, elem_size)

 /* Audio declarations. */
 #ifdef SIMULATOR
   #define PD_SAMPLERATE 44100
 #elif (HW_SAMPR_CAPS & SAMPR_CAP_22)
   #define PD_SAMPLERATE 22050
 #elif (HW_SAMPR_CAPS & SAMPR_CAP_32)
   #define PD_SAMPLERATE 32000
 #elif (HW_SAMPR_CAPS & SAMPR_CAP_44)
   #define PD_SAMPLERATE 44100
 #else
   #error No sufficient sample rate available!
 #endif
 #define PD_SAMPLES_PER_HZ ((PD_SAMPLERATE / HZ) + \
                            (PD_SAMPLERATE % HZ > 0 ? 1 : 0))
 #define PD_OUT_CHANNELS 2

 /* Audio buffer part. Contains data for one HZ period. */
 #ifdef SIMULATOR
 #define AUDIOBUFSIZE (PD_SAMPLES_PER_HZ * PD_OUT_CHANNELS * 16)
 #else
 #define AUDIOBUFSIZE (PD_SAMPLES_PER_HZ * PD_OUT_CHANNELS)
 #endif
 struct audio_buffer
 {
     int16_t data[AUDIOBUFSIZE];
     unsigned int fill;
 };


 /* Additional functions. */
 char *rb_strncat(char *s, const char *t, size_t n);
 double rb_strtod(const char*, char**);
 double rb_atof(const char*);
 void rb_ftoan(float, char*, int);
 float rb_floor(float);
 long rb_atol(const char* s);
 float rb_sin(float rad);
 float rb_cos(float rad);
 int rb_fscanf_f(int fd, float* f);
 int rb_fprintf_f(int fd, float f);
 float rb_log10(float);
 float rb_log(float);
 float rb_exp(float);
 float rb_pow(float, float);
 float rb_sqrt(float);
 float rb_fabs(float);
 float rb_atan(float);
 float rb_atan2(float, float);
 float rb_sinh(float);
 float rb_tan(float);
 #ifndef SIMULATOR
 typedef struct
 {
     int quot;
     int rem;
 }
 div_t;
 div_t div(int x, int y);
 #endif
 union f2i
 {
     float f;
     int32_t i;
 };
 void sys_findlibdir(const char* filename);
 int sys_startgui(const char *guidir);


 /* Network declarations. */

 /* Maximal size of the datagram. */
 #define MAX_DATAGRAM_SIZE 255

 /* This structure replaces a UDP datagram. */
 struct datagram
 {
     bool used;
     uint8_t size;
     char data[MAX_DATAGRAM_SIZE];
 };

 /* Prototypes of network functions. */
 void net_init(void);
 void net_destroy(void);
 bool send_datagram(struct event_queue* route, int port,
                    char* data, size_t size);
 bool receive_datagram(struct event_queue* route, int port,
                       struct datagram* buffer);

 /* Network message queues. */
 extern struct event_queue gui_to_core;
 extern struct event_queue core_to_gui;

 /* UDP ports of the original software. */
 #define PD_CORE_PORT 3333
 #define PD_GUI_PORT 3334

 /* Convinience macros. */
 #define SEND_TO_CORE(data) \
     send_datagram(&gui_to_core, PD_CORE_PORT, data, strlen(data))
 #define RECEIVE_TO_CORE(buffer) \
     receive_datagram(&gui_to_core, PD_CORE_PORT, buffer)
 #define SEND_FROM_CORE(data) \
     send_datagram(&core_to_gui, PD_GUI_PORT, data, strlen(data))
 #define RECEIVE_FROM_CORE(buffer) \
     receive_datagram(&core_to_gui, PD_GUI_PORT, buffer)

 /* PD core message callback. */
 void rockbox_receive_callback(struct datagram* dg);


 /* Pure Data declarations. */

 /* Pure Data function prototypes. */
 void pd_init(void);


 /* Redefinitons of ANSI C functions. */
 #include "lib/wrappers.h"

 #define strncmp rb->strncmp
 #define atoi rb->atoi
 #define write rb->write

 #define strncat rb_strncat

 #ifndef SIMULATOR
 #define floor rb_floor
 #define atof rb_atof
 #define atol rb_atol
 #define sin rb_sin
 #define cos rb_cos
 #define log10 rb_log10
 #define log rb_log
 #define exp rb_exp
 #define pow rb_pow
 #define sqrt rb_sqrt
 #define fabs rb_fabs
 #define atan rb_atan
 #define atan2 rb_atan2
 #define sinh rb_sinh
 #define tan rb_tan
 #else
 #include <math.h>
 #endif

 #define ftoan rb_ftoan
 #define strtok_r rb->strtok_r
 #define strstr rb->strcasestr


 /* PdPod GUI declarations. */

 enum pd_widget_id
 {
     PD_BANG,
     PD_VSLIDER,
     PD_HSLIDER,
     PD_VRADIO,
     PD_HRADIO,
     PD_NUMBER,
     PD_SYMBOL,
     PD_TEXT
 };

 struct pd_widget
 {
     enum pd_widget_id id;
     char name[128];
     int x;
     int y;
     int w;
     int h;
     int min;
     int max;
     float value;
     int timeout;
 };

 enum pd_key_id
 {
     KEY_PLAY,
     KEY_REWIND,
     KEY_FORWARD,
     KEY_MENU,
     KEY_ACTION,
     KEY_WHEELLEFT,
     KEY_WHEELRIGHT,
     PD_KEYS
 };

 /* Map real keys to virtual ones.
    Feel free to add your preferred keymap here. */
 #if (CONFIG_KEYPAD == IRIVER_H300_PAD)
     /* Added by wincent */
     #define PDPOD_QUIT (BUTTON_OFF)
     #define PDPOD_PLAY (BUTTON_ON)
     #define PDPOD_PREVIOUS (BUTTON_LEFT)
     #define PDPOD_NEXT (BUTTON_RIGHT)
     #define PDPOD_MENU (BUTTON_SELECT)
     #define PDPOD_WHEELLEFT (BUTTON_DOWN)
     #define PDPOD_WHEELRIGHT (BUTTON_UP)
     #define PDPOD_ACTION (BUTTON_MODE)
 #elif (CONFIG_KEYPAD == IRIVER_H100_PAD)
     /* Added by wincent */
     #define PDPOD_QUIT (BUTTON_OFF)
     #define PDPOD_PLAY (BUTTON_REC)
     #define PDPOD_PREVIOUS (BUTTON_LEFT)
     #define PDPOD_NEXT (BUTTON_RIGHT)
     #define PDPOD_MENU (BUTTON_SELECT)
     #define PDPOD_WHEELLEFT (BUTTON_DOWN)
     #define PDPOD_WHEELRIGHT (BUTTON_UP)
     #define PDPOD_ACTION (BUTTON_ON)
 #elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
     /* Added by funman */
     #define PDPOD_QUIT (BUTTON_HOME|BUTTON_REPEAT)
     #define PDPOD_PLAY BUTTON_UP
     #define PDPOD_PREVIOUS BUTTON_LEFT
     #define PDPOD_NEXT BUTTON_RIGHT
     #define PDPOD_MENU BUTTON_SELECT
     #define PDPOD_WHEELLEFT BUTTON_SCROLL_BACK
     #define PDPOD_WHEELRIGHT BUTTON_SCROLL_FWD
     #define PDPOD_ACTION BUTTON_DOWN
 #elif (CONFIG_KEYPAD == SANSA_E200_PAD)
     #define PDPOD_QUIT (BUTTON_POWER|BUTTON_REPEAT)
     #define PDPOD_PLAY BUTTON_UP
     #define PDPOD_PREVIOUS BUTTON_LEFT
     #define PDPOD_NEXT BUTTON_RIGHT
     #define PDPOD_MENU BUTTON_DOWN
     #define PDPOD_WHEELLEFT BUTTON_SCROLL_BACK
     #define PDPOD_WHEELRIGHT BUTTON_SCROLL_FWD
     #define PDPOD_ACTION BUTTON_SELECT
 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \
       (CONFIG_KEYPAD == IPOD_1G2G_PAD)
     /* Added by wincent */
     #define PDPOD_QUIT (BUTTON_SELECT | BUTTON_MENU)
     #define PDPOD_PLAY (BUTTON_PLAY)
     #define PDPOD_PREVIOUS (BUTTON_LEFT)
     #define PDPOD_NEXT (BUTTON_RIGHT)
     #define PDPOD_MENU (BUTTON_MENU)
     #define PDPOD_WHEELLEFT (BUTTON_SCROLL_BACK)
     #define PDPOD_WHEELRIGHT (BUTTON_SCROLL_FWD)
     #define PDPOD_ACTION (BUTTON_SELECT)
 #else
     #warning "No keys defined for this architecture!"
 #endif

 /* Prototype of GUI functions. */
 void pd_gui_init(void);
 unsigned int pd_gui_load_patch(struct pd_widget* wg, unsigned int max_widgets);
 void pd_gui_draw(struct pd_widget* wg, unsigned int widgets);
 bool pd_gui_parse_buttons(unsigned int widgets);
 void pd_gui_parse_message(struct datagram* dg,
                           struct pd_widget* wg, unsigned int widgets);
 bool pd_gui_apply_timeouts(struct pd_widget* wg, unsigned int widgets);

 #endif
	/***************************************************************************
	* __________ __ ___.
	* Open \______ \ ____ ____ \| \| _\_ \|__ _______ ___
	* Source \| _// _ \_/ ___\\| \|/ /\| __ \ / _ \ \/ /
	* Jukebox \| \| ( <_> ) \___\| < \| \_\ ( <_> > < <
	* Firmware \|____\|_ /\____/ \___ >__\|_ \\|___ /\____/__/\_ \
	* \/ \/ \/ \/ \/
	* $Id$
	*
	* Copyright (C) 2009, 2010 Wincent Balin
	*
	* This program is free software; you can redistribute it and/or
	* modify it under the terms of the GNU General Public License
	* as published by the Free Software Foundation; either version 2
	* of the License, or (at your option) any later version.
	*
	* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
	* KIND, either express or implied.
	*
	****************************************************************************/

	#ifndef PDBOX_H
	#define PDBOX_H

	/* Use TLSF. */
	#include "codecs/lib/tlsf/src/tlsf.h"

	/* Pure Data */
	#include "PDa/src/m_pd.h"

	/* Minimal memory size. */
	#define MIN_MEM_SIZE (4 * 1024 * 1024)

	/* Memory prototypes. */

	/* Direct memory allocator functions to TLSF. */
	#define malloc(size) tlsf_malloc(size)
	#define free(ptr) tlsf_free(ptr)
	#define realloc(ptr, size) tlsf_realloc(ptr, size)
	#define calloc(elements, elem_size) tlsf_calloc(elements, elem_size)

	/* Audio declarations. */
	#ifdef SIMULATOR
	#define PD_SAMPLERATE 44100
	#elif (HW_SAMPR_CAPS & SAMPR_CAP_22)
	#define PD_SAMPLERATE 22050
	#elif (HW_SAMPR_CAPS & SAMPR_CAP_32)
	#define PD_SAMPLERATE 32000
	#elif (HW_SAMPR_CAPS & SAMPR_CAP_44)
	#define PD_SAMPLERATE 44100
	#else
	#error No sufficient sample rate available!
	#endif
	#define PD_SAMPLES_PER_HZ ((PD_SAMPLERATE / HZ) + \
	(PD_SAMPLERATE % HZ > 0 ? 1 : 0))
	#define PD_OUT_CHANNELS 2

	/* Audio buffer part. Contains data for one HZ period. */
	#ifdef SIMULATOR
	#define AUDIOBUFSIZE (PD_SAMPLES_PER_HZ * PD_OUT_CHANNELS * 16)
	#else
	#define AUDIOBUFSIZE (PD_SAMPLES_PER_HZ * PD_OUT_CHANNELS)
	#endif
	struct audio_buffer
	{
	int16_t data[AUDIOBUFSIZE];
	unsigned int fill;
	};


	/* Additional functions. */
	char rb_strncat(char s, const char *t, size_t n);
	double rb_strtod(const char, char*);
	double rb_atof(const char*);
	void rb_ftoan(float, char*, int);
	float rb_floor(float);
	long rb_atol(const char* s);
	float rb_sin(float rad);
	float rb_cos(float rad);
	int rb_fscanf_f(int fd, float* f);
	int rb_fprintf_f(int fd, float f);
	float rb_log10(float);
	float rb_log(float);
	float rb_exp(float);
	float rb_pow(float, float);
	float rb_sqrt(float);
	float rb_fabs(float);
	float rb_atan(float);
	float rb_atan2(float, float);
	float rb_sinh(float);
	float rb_tan(float);
	#ifndef SIMULATOR
	typedef struct
	{
	int quot;
	int rem;
	}
	div_t;
	div_t div(int x, int y);
	#endif
	union f2i
	{
	float f;
	int32_t i;
	};
	void sys_findlibdir(const char* filename);
	int sys_startgui(const char *guidir);


	/* Network declarations. */

	/* Maximal size of the datagram. */
	#define MAX_DATAGRAM_SIZE 255

	/* This structure replaces a UDP datagram. */
	struct datagram
	{
	bool used;
	uint8_t size;
	char data[MAX_DATAGRAM_SIZE];
	};

	/* Prototypes of network functions. */
	void net_init(void);
	void net_destroy(void);
	bool send_datagram(struct event_queue* route, int port,
	char* data, size_t size);
	bool receive_datagram(struct event_queue* route, int port,
	struct datagram* buffer);

	/* Network message queues. */
	extern struct event_queue gui_to_core;
	extern struct event_queue core_to_gui;

	/* UDP ports of the original software. */
	#define PD_CORE_PORT 3333
	#define PD_GUI_PORT 3334

	/* Convinience macros. */
	#define SEND_TO_CORE(data) \
	send_datagram(&gui_to_core, PD_CORE_PORT, data, strlen(data))
	#define RECEIVE_TO_CORE(buffer) \
	receive_datagram(&gui_to_core, PD_CORE_PORT, buffer)
	#define SEND_FROM_CORE(data) \
	send_datagram(&core_to_gui, PD_GUI_PORT, data, strlen(data))
	#define RECEIVE_FROM_CORE(buffer) \
	receive_datagram(&core_to_gui, PD_GUI_PORT, buffer)

	/* PD core message callback. */
	void rockbox_receive_callback(struct datagram* dg);


	/* Pure Data declarations. */

	/* Pure Data function prototypes. */
	void pd_init(void);


	/* Redefinitons of ANSI C functions. */
	#include "lib/wrappers.h"

	#define strncmp rb->strncmp
	#define atoi rb->atoi
	#define write rb->write

	#define strncat rb_strncat

	#ifndef SIMULATOR
	#define floor rb_floor
	#define atof rb_atof
	#define atol rb_atol
	#define sin rb_sin
	#define cos rb_cos
	#define log10 rb_log10
	#define log rb_log
	#define exp rb_exp
	#define pow rb_pow
	#define sqrt rb_sqrt
	#define fabs rb_fabs
	#define atan rb_atan
	#define atan2 rb_atan2
	#define sinh rb_sinh
	#define tan rb_tan
	#else
	#include <math.h>
	#endif

	#define ftoan rb_ftoan
	#define strtok_r rb->strtok_r
	#define strstr rb->strcasestr


	/* PdPod GUI declarations. */

	enum pd_widget_id
	{
	PD_BANG,
	PD_VSLIDER,
	PD_HSLIDER,
	PD_VRADIO,
	PD_HRADIO,
	PD_NUMBER,
	PD_SYMBOL,
	PD_TEXT
	};

	struct pd_widget
	{
	enum pd_widget_id id;
	char name[128];
	int x;
	int y;
	int w;
	int h;
	int min;
	int max;
	float value;
	int timeout;
	};

	enum pd_key_id
	{
	KEY_PLAY,
	KEY_REWIND,
	KEY_FORWARD,
	KEY_MENU,
	KEY_ACTION,
	KEY_WHEELLEFT,
	KEY_WHEELRIGHT,
	PD_KEYS
	};

	/* Map real keys to virtual ones.
	Feel free to add your preferred keymap here. */
	#if (CONFIG_KEYPAD == IRIVER_H300_PAD)
	/* Added by wincent */
	#define PDPOD_QUIT (BUTTON_OFF)
	#define PDPOD_PLAY (BUTTON_ON)
	#define PDPOD_PREVIOUS (BUTTON_LEFT)
	#define PDPOD_NEXT (BUTTON_RIGHT)
	#define PDPOD_MENU (BUTTON_SELECT)
	#define PDPOD_WHEELLEFT (BUTTON_DOWN)
	#define PDPOD_WHEELRIGHT (BUTTON_UP)
	#define PDPOD_ACTION (BUTTON_MODE)
	#elif (CONFIG_KEYPAD == IRIVER_H100_PAD)
	/* Added by wincent */
	#define PDPOD_QUIT (BUTTON_OFF)
	#define PDPOD_PLAY (BUTTON_REC)
	#define PDPOD_PREVIOUS (BUTTON_LEFT)
	#define PDPOD_NEXT (BUTTON_RIGHT)
	#define PDPOD_MENU (BUTTON_SELECT)
	#define PDPOD_WHEELLEFT (BUTTON_DOWN)
	#define PDPOD_WHEELRIGHT (BUTTON_UP)
	#define PDPOD_ACTION (BUTTON_ON)
	#elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
	/* Added by funman */
	#define PDPOD_QUIT (BUTTON_HOME\|BUTTON_REPEAT)
	#define PDPOD_PLAY BUTTON_UP
	#define PDPOD_PREVIOUS BUTTON_LEFT
	#define PDPOD_NEXT BUTTON_RIGHT
	#define PDPOD_MENU BUTTON_SELECT
	#define PDPOD_WHEELLEFT BUTTON_SCROLL_BACK
	#define PDPOD_WHEELRIGHT BUTTON_SCROLL_FWD
	#define PDPOD_ACTION BUTTON_DOWN
	#elif (CONFIG_KEYPAD == SANSA_E200_PAD)
	#define PDPOD_QUIT (BUTTON_POWER\|BUTTON_REPEAT)
	#define PDPOD_PLAY BUTTON_UP
	#define PDPOD_PREVIOUS BUTTON_LEFT
	#define PDPOD_NEXT BUTTON_RIGHT
	#define PDPOD_MENU BUTTON_DOWN
	#define PDPOD_WHEELLEFT BUTTON_SCROLL_BACK
	#define PDPOD_WHEELRIGHT BUTTON_SCROLL_FWD
	#define PDPOD_ACTION BUTTON_SELECT
	#elif (CONFIG_KEYPAD == IPOD_4G_PAD) \|\| (CONFIG_KEYPAD == IPOD_3G_PAD) \|\| \
	(CONFIG_KEYPAD == IPOD_1G2G_PAD)
	/* Added by wincent */
	#define PDPOD_QUIT (BUTTON_SELECT \| BUTTON_MENU)
	#define PDPOD_PLAY (BUTTON_PLAY)
	#define PDPOD_PREVIOUS (BUTTON_LEFT)
	#define PDPOD_NEXT (BUTTON_RIGHT)
	#define PDPOD_MENU (BUTTON_MENU)
	#define PDPOD_WHEELLEFT (BUTTON_SCROLL_BACK)
	#define PDPOD_WHEELRIGHT (BUTTON_SCROLL_FWD)
	#define PDPOD_ACTION (BUTTON_SELECT)
	#else
	#warning "No keys defined for this architecture!"
	#endif

	/* Prototype of GUI functions. */
	void pd_gui_init(void);
	unsigned int pd_gui_load_patch(struct pd_widget* wg, unsigned int max_widgets);
	void pd_gui_draw(struct pd_widget* wg, unsigned int widgets);
	bool pd_gui_parse_buttons(unsigned int widgets);
	void pd_gui_parse_message(struct datagram* dg,
	struct pd_widget* wg, unsigned int widgets);
	bool pd_gui_apply_timeouts(struct pd_widget* wg, unsigned int widgets);

	#endif